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POXSLT templates and recursion
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  1. POXSLT templates and recursion
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    copied!<p>Im new to XSLT and am having some problems trying to format an XML document which has recursive nodes.</p> <p>My XML Code:</p> <p>Hopefully my XML shows:</p> <ul> <li>All <code>&lt;item&gt;</code> are nested with <code>&lt;items&gt;</code></li> <li>An item can have either just attributes, or sub nodes</li> <li>The level to which <code>&lt;item&gt;</code> nodes are nested can be infinently deep</li> </ul> <pre><code>&lt;?xml version="1.0" encoding="utf-8" ?&gt; - &lt;items&gt; &lt;item groupID="1" name="Home" url="//" /&gt; - &lt;item groupID="2" name="Guides" url="/Guides/"&gt; - &lt;items&gt; - &lt;item groupID="26" name="Online-Poker-Guide" url="/Guides/Online-Poker-Guide/"&gt; - &lt;items&gt; - &lt;item&gt; &lt;id&gt;107&lt;/id&gt; - &lt;title&gt; - &lt;![CDATA[ Poker Betting - Online Poker Betting Structures ]]&gt; &lt;/title&gt; - &lt;url&gt; - &lt;![CDATA[ /Guides/Online-Poker-Guide/online-poker-betting-structures ]]&gt; &lt;/url&gt; &lt;/item&gt; - &lt;item&gt; &lt;id&gt;114&lt;/id&gt; - &lt;title&gt; - &lt;![CDATA[ Beginners&amp;#39; Poker - Poker Hand Ranking ]]&gt; &lt;/title&gt; - &lt;url&gt; - &lt;![CDATA[ /Guides/Online-Poker-Guide/online-poker-hand-ranking ]]&gt; &lt;/url&gt; &lt;/item&gt; - &lt;item&gt; &lt;id&gt;115&lt;/id&gt; - &lt;title&gt; - &lt;![CDATA[ Poker Terms - 4th Street and 5th Street ]]&gt; &lt;/title&gt; - &lt;url&gt; - &lt;![CDATA[ /Guides/Online-Poker-Guide/online-poker-poker-terms ]]&gt; &lt;/url&gt; &lt;/item&gt; - &lt;item&gt; &lt;id&gt;116&lt;/id&gt; - &lt;title&gt; - &lt;![CDATA[ Popular Poker - The Popularity of Texas Hold&amp;#39;em ]]&gt; &lt;/title&gt; - &lt;url&gt; - &lt;![CDATA[ /Guides/Online-Poker-Guide/online-poker-popularity-texas-holdem ]]&gt; &lt;/url&gt; &lt;/item&gt; - &lt;item&gt; &lt;id&gt;364&lt;/id&gt; - &lt;title&gt; - &lt;![CDATA[ The Impact of Traditional Poker on Online Poker (and vice versa) ]]&gt; &lt;/title&gt; - &lt;url&gt; - &lt;![CDATA[ /Guides/Online-Poker-Guide/online-poker-tradional-vs-online ]]&gt; &lt;/url&gt; &lt;/item&gt; - &lt;item&gt; &lt;id&gt;365&lt;/id&gt; - &lt;title&gt; - &lt;![CDATA[ The Ultimate, Absolute Online Poker Scandal ]]&gt; &lt;/title&gt; - &lt;url&gt; - &lt;![CDATA[ /Guides/Online-Poker-Guide/online-poker-scandal ]]&gt; &lt;/url&gt; &lt;/item&gt; &lt;/items&gt; - &lt;items&gt; - &lt;item groupID="27" name="Beginners-Poker" url="/Guides/Online-Poker-Guide/Beginners-Poker/"&gt; - &lt;items&gt; + &lt;item&gt; &lt;id&gt;101&lt;/id&gt; - &lt;title&gt; - &lt;![CDATA[ Poker Betting - All-in On the Flop ]]&gt; &lt;/title&gt; - &lt;url&gt; - &lt;![CDATA[ /Guides/Online-Poker-Guide/Beginners-Poker/poker-betting-all-in-on-the-flop ]]&gt; &lt;/url&gt; &lt;/item&gt; + &lt;item&gt; &lt;id&gt;102&lt;/id&gt; - &lt;title&gt; - &lt;![CDATA[ Beginners&amp;#39; Poker - Choosing an Online Poker Room ]]&gt; &lt;/title&gt; - &lt;url&gt; - &lt;![CDATA[ /Guides/Online-Poker-Guide/Beginners-Poker/beginners-poker-choosing-a-room ]]&gt; &lt;/url&gt; &lt;/item&gt; + &lt;item&gt; &lt;id&gt;105&lt;/id&gt; - &lt;title&gt; - &lt;![CDATA[ Beginners&amp;#39; Poker - Choosing What Type of Poker to Play ]]&gt; &lt;/title&gt; - &lt;url&gt; - &lt;![CDATA[ /Guides/Online-Poker-Guide/Beginners-Poker/beginners-poker-choosing-type-to-play ]]&gt; &lt;/url&gt; &lt;/item&gt; + &lt;item&gt; &lt;id&gt;106&lt;/id&gt; - &lt;title&gt; - &lt;![CDATA[ Online Poker - Different Types of Online Poker ]]&gt; &lt;/title&gt; - &lt;url&gt; - &lt;![CDATA[ /Guides/Online-Poker-Guide/Beginners-Poker/online-poker ]]&gt; &lt;/url&gt; &lt;/item&gt; + &lt;item&gt; &lt;id&gt;109&lt;/id&gt; - &lt;title&gt; - &lt;![CDATA[ Online Poker - Opening an Account at an Online Poker Site ]]&gt; &lt;/title&gt; - &lt;url&gt; - &lt;![CDATA[ /Guides/Online-Poker-Guide/Beginners-Poker/online-poker-opening-an-account ]]&gt; &lt;/url&gt; &lt;/item&gt; + &lt;item&gt; &lt;id&gt;111&lt;/id&gt; - &lt;title&gt; - &lt;![CDATA[ Beginners&amp;#39; Poker - Poker Glossary ]]&gt; &lt;/title&gt; - &lt;url&gt; - &lt;![CDATA[ /Guides/Online-Poker-Guide/Beginners-Poker/beginners-poker-glossary ]]&gt; &lt;/url&gt; &lt;/item&gt; + &lt;item&gt; &lt;id&gt;117&lt;/id&gt; - &lt;title&gt; - &lt;![CDATA[ Poker Betting - What is a Blind? ]]&gt; &lt;/title&gt; - &lt;url&gt; - &lt;![CDATA[ /Guides/Online-Poker-Guide/Beginners-Poker/poker-betting-what-is-a-blind ]]&gt; &lt;/url&gt; &lt;/item&gt; - &lt;item&gt; &lt;id&gt;118&lt;/id&gt; - &lt;title&gt; - &lt;![CDATA[ Poker Betting - What is an Ante? ]]&gt; &lt;/title&gt; - &lt;url&gt; - &lt;![CDATA[ /Guides/Online-Poker-Guide/Beginners-Poker/poker-betting-what-is-an-ante ]]&gt; &lt;/url&gt; &lt;/item&gt; + &lt;item&gt; &lt;id&gt;119&lt;/id&gt; - &lt;title&gt; - &lt;![CDATA[ Beginners Poker - What is Bluffing? ]]&gt; &lt;/title&gt; - &lt;url&gt; - &lt;![CDATA[ /Guides/Online-Poker-Guide/Beginners-Poker/online-poker-what-is-bluffing ]]&gt; &lt;/url&gt; &lt;/item&gt; - &lt;item&gt; &lt;id&gt;120&lt;/id&gt; - &lt;title&gt; - &lt;![CDATA[ Poker Games - What is Community Card Poker? ]]&gt; &lt;/title&gt; - &lt;url&gt; - &lt;![CDATA[ /Guides/Online-Poker-Guide/Beginners-Poker/online-poker-what-is-community-card-poker ]]&gt; &lt;/url&gt; &lt;/item&gt; - &lt;item&gt; &lt;id&gt;121&lt;/id&gt; - &lt;title&gt; - &lt;![CDATA[ Online Poker - What is Online Poker? ]]&gt; &lt;/title&gt; - &lt;url&gt; - &lt;![CDATA[ /Guides/Online-Poker-Guide/Beginners-Poker/online-poker-what-is-online-poker ]]&gt; &lt;/url&gt; &lt;/item&gt; &lt;/items&gt; &lt;/item&gt; &lt;/items&gt; &lt;/item&gt; &lt;/items&gt; &lt;/item&gt; &lt;/items&gt; </code></pre> <p>The XSL code:</p> <pre><code>&lt;?xml version="1.0" encoding="ISO-8859-1"?&gt; &lt;xsl:stylesheet version="1.0" xmlns:xsl="http://www.w3.org/1999/XSL/Transform"&gt; &lt;xsl:output method="html" indent="yes"/&gt; &lt;xsl:template name="loop"&gt; &lt;xsl:for-each select="items/item"&gt; &lt;ul&gt; &lt;li&gt;&lt;xsl:value-of select="@name" /&gt;&lt;/li&gt; &lt;xsl:if test="@name and child::node()"&gt; &lt;ul&gt; &lt;xsl:for-each select="items/item"&gt; &lt;li&gt;&lt;xsl:value-of select="@name" /&gt;test&lt;/li&gt; &lt;/xsl:for-each&gt; &lt;/ul&gt; &lt;xsl:call-template name="loop" /&gt; &lt;/xsl:if&gt; &lt;xsl:if test="child::node() and not(@name)"&gt; &lt;xsl:for-each select="/items"&gt; &lt;li&gt;&lt;xsl:value-of select="id" /&gt;&lt;/li&gt; &lt;/xsl:for-each&gt; &lt;/xsl:if&gt; &lt;/ul&gt; &lt;/xsl:for-each&gt; &lt;xsl:for-each select="item/items/item"&gt; &lt;li&gt;hi&lt;/li&gt; &lt;/xsl:for-each&gt; &lt;/xsl:template&gt; &lt;xsl:template match="/" name="test"&gt; &lt;xsl:call-template name="loop" /&gt; &lt;/xsl:template&gt; &lt;/xsl:stylesheet&gt; </code></pre> <p>Im trying to write the XSL so that every <code>&lt;items&gt;</code> node will render a <code>&lt;ul&gt;</code> and every <code>&lt;items&gt;</code> node will render an <code>&lt;li&gt;</code>.</p> <p>The XSL needs to be recursive because i cant tell how deep the nested nodes will go.</p> <p>Can anyone help?</p> <p>Regards, Al</p>
 

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